diff --git a/package-lock.json b/package-lock.json
index f07925e..0d315aa 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -13,7 +13,7 @@
         "@types/mocha": "^10.0.6",
         "chai": "^5.1.1",
         "mocha": "^11.0.1",
-        "sinon": "^19.0.0",
+        "sinon": "^21.0.0",
         "ts-node": "^10.9.2",
         "typescript": "^5.4.5"
       },
@@ -179,25 +179,14 @@
         "type-detect": "4.0.8"
       }
     },
-    "node_modules/@sinonjs/fake-timers": {
-      "version": "13.0.5",
-      "resolved": "https://registry.npmjs.org/@sinonjs/fake-timers/-/fake-timers-13.0.5.tgz",
-      "integrity": "sha512-36/hTbH2uaWuGVERyC6da9YwGWnzUZXuPro/F2LfsdOsLnCojz/iSH8MxUt/FD2S5XBSVPhmArFUXcpCQ2Hkiw==",
-      "dev": true,
-      "license": "BSD-3-Clause",
-      "dependencies": {
-        "@sinonjs/commons": "^3.0.1"
-      }
-    },
     "node_modules/@sinonjs/samsam": {
-      "version": "8.0.2",
-      "resolved": "https://registry.npmjs.org/@sinonjs/samsam/-/samsam-8.0.2.tgz",
-      "integrity": "sha512-v46t/fwnhejRSFTGqbpn9u+LQ9xJDse10gNnPgAcxgdoCDMXj/G2asWAC/8Qs+BAZDicX+MNZouXT1A7c83kVw==",
+      "version": "10.0.2",
+      "resolved": "https://registry.npmjs.org/@sinonjs/samsam/-/samsam-10.0.2.tgz",
+      "integrity": "sha512-8lVwD1Df1BmzoaOLhMcGGcz/Jyr5QY2KSB75/YK1QgKzoabTeLdIVyhXNZK9ojfSKSdirbXqdbsXXqP9/Ve8+A==",
       "dev": true,
       "license": "BSD-3-Clause",
       "dependencies": {
         "@sinonjs/commons": "^3.0.1",
-        "lodash.get": "^4.4.2",
         "type-detect": "^4.1.0"
       }
     },
@@ -211,13 +200,6 @@
         "node": ">=4"
       }
     },
-    "node_modules/@sinonjs/text-encoding": {
-      "version": "0.7.3",
-      "resolved": "https://registry.npmjs.org/@sinonjs/text-encoding/-/text-encoding-0.7.3.tgz",
-      "integrity": "sha512-DE427ROAphMQzU4ENbliGYrBSYPXF+TtLg9S8vzeA+OF4ZKzoDdzfL8sxuMUGS/lgRhM6j1URSk9ghf7Xo1tyA==",
-      "dev": true,
-      "license": "(Unlicense OR Apache-2.0)"
-    },
     "node_modules/@tsconfig/node10": {
       "version": "1.0.11",
       "resolved": "https://registry.npmjs.org/@tsconfig/node10/-/node10-1.0.11.tgz",
@@ -908,12 +890,6 @@
         "js-yaml": "bin/js-yaml.js"
       }
     },
-    "node_modules/just-extend": {
-      "version": "6.2.0",
-      "resolved": "https://registry.npmjs.org/just-extend/-/just-extend-6.2.0.tgz",
-      "integrity": "sha512-cYofQu2Xpom82S6qD778jBDpwvvy39s1l/hrYij2u9AMdQcGRpaBu6kY4mVhuno5kJVi1DAz4aiphA2WI1/OAw==",
-      "dev": true
-    },
     "node_modules/locate-path": {
       "version": "6.0.0",
       "resolved": "https://registry.npmjs.org/locate-path/-/locate-path-6.0.0.tgz",
@@ -929,12 +905,6 @@
         "url": "https://github.com/sponsors/sindresorhus"
       }
     },
-    "node_modules/lodash.get": {
-      "version": "4.4.2",
-      "resolved": "https://registry.npmjs.org/lodash.get/-/lodash.get-4.4.2.tgz",
-      "integrity": "sha512-z+Uw/vLuy6gQe8cfaFWD7p0wVv8fJl3mbzXh33RS+0oW2wvUqiRXiQ69gLWSLpgB5/6sU+r6BlQR0MBILadqTQ==",
-      "dev": true
-    },
     "node_modules/log-symbols": {
       "version": "4.1.0",
       "resolved": "https://registry.npmjs.org/log-symbols/-/log-symbols-4.1.0.tgz",
@@ -1035,20 +1005,6 @@
       "integrity": "sha512-6FlzubTLZG3J2a/NVCAleEhjzq5oxgHyaCU9yYXvcLsvoVaHJq/s5xXI6/XXP6tz7R9xAOtHnSO/tXtF3WRTlA==",
       "dev": true
     },
-    "node_modules/nise": {
-      "version": "6.1.1",
-      "resolved": "https://registry.npmjs.org/nise/-/nise-6.1.1.tgz",
-      "integrity": "sha512-aMSAzLVY7LyeM60gvBS423nBmIPP+Wy7St7hsb+8/fc1HmeoHJfLO8CKse4u3BtOZvQLJghYPI2i/1WZrEj5/g==",
-      "dev": true,
-      "license": "BSD-3-Clause",
-      "dependencies": {
-        "@sinonjs/commons": "^3.0.1",
-        "@sinonjs/fake-timers": "^13.0.1",
-        "@sinonjs/text-encoding": "^0.7.3",
-        "just-extend": "^6.2.0",
-        "path-to-regexp": "^8.1.0"
-      }
-    },
     "node_modules/normalize-path": {
       "version": "3.0.0",
       "resolved": "https://registry.npmjs.org/normalize-path/-/normalize-path-3.0.0.tgz",
@@ -1128,16 +1084,6 @@
         "url": "https://github.com/sponsors/isaacs"
       }
     },
-    "node_modules/path-to-regexp": {
-      "version": "8.1.0",
-      "resolved": "https://registry.npmjs.org/path-to-regexp/-/path-to-regexp-8.1.0.tgz",
-      "integrity": "sha512-Bqn3vc8CMHty6zuD+tG23s6v2kwxslHEhTj4eYaVKGIEB+YX/2wd0/rgXLFD9G9id9KCtbVy/3ZgmvZjpa0UdQ==",
-      "dev": true,
-      "license": "MIT",
-      "engines": {
-        "node": ">=16"
-      }
-    },
     "node_modules/pathval": {
       "version": "2.0.0",
       "resolved": "https://registry.npmjs.org/pathval/-/pathval-2.0.0.tgz",
@@ -1252,45 +1198,40 @@
       }
     },
     "node_modules/sinon": {
-      "version": "19.0.2",
-      "resolved": "https://registry.npmjs.org/sinon/-/sinon-19.0.2.tgz",
-      "integrity": "sha512-euuToqM+PjO4UgXeLETsfQiuoyPXlqFezr6YZDFwHR3t4qaX0fZUe1MfPMznTL5f8BWrVS89KduLdMUsxFCO6g==",
+      "version": "21.1.2",
+      "resolved": "https://registry.npmjs.org/sinon/-/sinon-21.1.2.tgz",
+      "integrity": "sha512-FS6mN+/bx7e2ajpXkEmOcWB6xBzWiuNoAQT18/+a20SS4U7FSYl8Ms7N6VTUxN/1JAjkx7aXp+THMC8xdpp0gA==",
       "dev": true,
       "license": "BSD-3-Clause",
       "dependencies": {
         "@sinonjs/commons": "^3.0.1",
-        "@sinonjs/fake-timers": "^13.0.2",
-        "@sinonjs/samsam": "^8.0.1",
-        "diff": "^7.0.0",
-        "nise": "^6.1.1",
-        "supports-color": "^7.2.0"
+        "@sinonjs/fake-timers": "^15.3.2",
+        "@sinonjs/samsam": "^10.0.2",
+        "diff": "^8.0.4"
       },
       "funding": {
         "type": "opencollective",
         "url": "https://opencollective.com/sinon"
       }
     },
-    "node_modules/sinon/node_modules/diff": {
-      "version": "7.0.0",
-      "resolved": "https://registry.npmjs.org/diff/-/diff-7.0.0.tgz",
-      "integrity": "sha512-PJWHUb1RFevKCwaFA9RlG5tCd+FO5iRh9A8HEtkmBH2Li03iJriB6m6JIN4rGz3K3JLawI7/veA1xzRKP6ISBw==",
+    "node_modules/sinon/node_modules/@sinonjs/fake-timers": {
+      "version": "15.3.2",
+      "resolved": "https://registry.npmjs.org/@sinonjs/fake-timers/-/fake-timers-15.3.2.tgz",
+      "integrity": "sha512-mrn35Jl2pCpns+mE3HaZa1yPN5EYCRgiMI+135COjr2hr8Cls9DXqIZ57vZe2cz7y2XVSq92tcs6kGQcT1J8Rw==",
       "dev": true,
       "license": "BSD-3-Clause",
-      "engines": {
-        "node": ">=0.3.1"
+      "dependencies": {
+        "@sinonjs/commons": "^3.0.1"
       }
     },
-    "node_modules/sinon/node_modules/supports-color": {
-      "version": "7.2.0",
-      "resolved": "https://registry.npmjs.org/supports-color/-/supports-color-7.2.0.tgz",
-      "integrity": "sha512-qpCAvRl9stuOHveKsn7HncJRvv501qIacKzQlO/+Lwxc9+0q2wLyv4Dfvt80/DPn2pqOBsJdDiogXGR9+OvwRw==",
+    "node_modules/sinon/node_modules/diff": {
+      "version": "8.0.4",
+      "resolved": "https://registry.npmjs.org/diff/-/diff-8.0.4.tgz",
+      "integrity": "sha512-DPi0FmjiSU5EvQV0++GFDOJ9ASQUVFh5kD+OzOnYdi7n3Wpm9hWWGfB/O2blfHcMVTL5WkQXSnRiK9makhrcnw==",
       "dev": true,
-      "license": "MIT",
-      "dependencies": {
-        "has-flag": "^4.0.0"
-      },
+      "license": "BSD-3-Clause",
       "engines": {
-        "node": ">=8"
+        "node": ">=0.3.1"
       }
     },
     "node_modules/string-width": {
diff --git a/package.json b/package.json
index d801835..da7c71b 100644
--- a/package.json
+++ b/package.json
@@ -30,7 +30,7 @@
     "@types/mocha": "^10.0.6",
     "chai": "^5.1.1",
     "mocha": "^11.0.1",
-    "sinon": "^19.0.0",
+    "sinon": "^21.0.0",
     "ts-node": "^10.9.2",
     "typescript": "^5.4.5"
   }